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Labby

Develop skills in Linux, DevOps, Cybersecurity, Programming, Data Science, and more through interactive labs and real-world projects.

Location Hong Kong Joined Joined on  Personal website https://labex.io/ twitter website
Nmap SYN Scans & Service Discovery: A Practical Guide for Cybersecurity Beginners
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Nmap SYN Scans & Service Discovery: A Practical Guide for Cybersecurity Beginners

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3 min read

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Redis Mastery: Boost Performance with Lua Scripting & Fortify Security
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Redis Mastery: Boost Performance with Lua Scripting & Fortify Security

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2 min read
Cybersecurity Shell Scripting: Build Weather & Calculator Tools with Bash Loops & File Ops
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Cybersecurity Shell Scripting: Build Weather & Calculator Tools with Bash Loops & File Ops

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3 min read
Redis Hands-On: Master Hashes, Persistence, Lua, & HyperLogLog with 5 Practical Labs
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Redis Hands-On: Master Hashes, Persistence, Lua, & HyperLogLog with 5 Practical Labs

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3 min read
MongoDB Hands-On: Delete Data, Create Indexes & Master Queries
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MongoDB Hands-On: Delete Data, Create Indexes & Master Queries

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2 min read
Java Data Transformation: Enum to String, List to Array, Stream to Array & More
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Java Data Transformation: Enum to String, List to Array, Stream to Array & More

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3 min read
C Programming Labs: Dynamic Memory, Pointers & Global Variables for Data Analysis
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C Programming Labs: Dynamic Memory, Pointers & Global Variables for Data Analysis

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3 min read
MongoDB Data Operations: Filter, Insert, and Delete Collections
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MongoDB Data Operations: Filter, Insert, and Delete Collections

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2 min read
RHEL Lab: Conditional Scripting, User Management & LVM Storage
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RHEL Lab: Conditional Scripting, User Management & LVM Storage

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2 min read
Ansible Core Modules & Inventory: Script, Command, and Groups for IT Automation
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Ansible Core Modules & Inventory: Script, Command, and Groups for IT Automation

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2 min read
C++ Path Labs: Operators, Flow Control & Matrix Operations Tutorial
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C++ Path Labs: Operators, Flow Control & Matrix Operations Tutorial

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2 min read
Redis Essentials: Hands-On Key-Value & Data Management Tutorial
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Redis Essentials: Hands-On Key-Value & Data Management Tutorial

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2 min read
Hydra Tutorial: Hands-On Labs for Telnet & HTTP Credential Attacks
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Hydra Tutorial: Hands-On Labs for Telnet & HTTP Credential Attacks

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2 min read
Git Essentials: Create Repo, Delete Branches & Master Fixup Commits
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Git Essentials: Create Repo, Delete Branches & Master Fixup Commits

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2 min read
NumPy Path Experiments: Array Access, File I/O, and Advanced Numerical Computing
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NumPy Path Experiments: Array Access, File I/O, and Advanced Numerical Computing

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3 min read
MySQL Views & Window Functions: Advanced Data Analysis Techniques
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MySQL Views & Window Functions: Advanced Data Analysis Techniques

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2 min read
Redis Fundamentals: Hands-On Labs for Basic Data Management & Key-Value Operations
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Redis Fundamentals: Hands-On Labs for Basic Data Management & Key-Value Operations

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2 min read
Shell Path Experiments: Hands-On Tutorials for Linux Command History, User Search & Filesystem Monitoring
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Shell Path Experiments: Hands-On Tutorials for Linux Command History, User Search & Filesystem Monitoring

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2 min read
Kali Linux Path Tutorial: Build Tool Directory, Manage Users & Files
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Kali Linux Path Tutorial: Build Tool Directory, Manage Users & Files

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2 min read
MySQL Lab: Building a University Information Query System with Database Views
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MySQL Lab: Building a University Information Query System with Database Views

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2 min read
React Custom Hooks Explained: useOnWindowScroll, usePrevious, useMergeState, useOnWindowResize
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React Custom Hooks Explained: useOnWindowScroll, usePrevious, useMergeState, useOnWindowResize

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2 min read
Cybersecurity Linux: How to List Shell Options, Fix Home Directory Errors, and Inspect Zip Archives
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Cybersecurity Linux: How to List Shell Options, Fix Home Directory Errors, and Inspect Zip Archives

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2 min read
CSS Border-Radius, Video Embedding & BOM: Hands-on Labs for Responsive Web Design
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CSS Border-Radius, Video Embedding & BOM: Hands-on Labs for Responsive Web Design

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2 min read
Data Science Path: Automatic Subclass Registration & Python Encryption Algorithms with LabEx
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Data Science Path: Automatic Subclass Registration & Python Encryption Algorithms with LabEx

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3 min read
Kali Linux Lab: Create Users, Recon with Nmap, Scan with Nikto
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Kali Linux Lab: Create Users, Recon with Nmap, Scan with Nikto

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2 min read
Wireshark Lab Tutorial: Identify Suspicious Network Activities & Scan Services with Nmap
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Wireshark Lab Tutorial: Identify Suspicious Network Activities & Scan Services with Nmap

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2 min read
DevOps Data Visualization: Matplotlib Animated Plots & Dual-Axis Insights Tutorial
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DevOps Data Visualization: Matplotlib Animated Plots & Dual-Axis Insights Tutorial

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3 min read
Git Branch Management Labs: Delete, Detached, Current Name & Copy Files
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Git Branch Management Labs: Delete, Detached, Current Name & Copy Files

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2 min read
Nmap Lab Series: Build Metasploit Scanners, Gather Info, & Exploit Vulnerabilities
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Nmap Lab Series: Build Metasploit Scanners, Gather Info, & Exploit Vulnerabilities

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2 min read
Master Real-World Cybersecurity: Bash Process Arguments, Linux Scheduling & Nikto Scanning Labs
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Master Real-World Cybersecurity: Bash Process Arguments, Linux Scheduling & Nikto Scanning Labs

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2 min read
MySQL Labs: Change Defaults, Add Constraints, Encrypt Passwords & Optimize Indexes
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MySQL Labs: Change Defaults, Add Constraints, Encrypt Passwords & Optimize Indexes

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2 min read
Scikit-learn Path: Bayesian Regression, Bias-Variance & Anomaly Detection Labs
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Scikit-learn Path: Bayesian Regression, Bias-Variance & Anomaly Detection Labs

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3 min read
Pandas Skills: From DataFrame Accessors to Sales Data Business Insights
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Pandas Skills: From DataFrame Accessors to Sales Data Business Insights

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1 min read
Redis Core Skills: Hands-On Lua Scripting, Persistence, and Pub/Sub Messaging
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Redis Core Skills: Hands-On Lua Scripting, Persistence, and Pub/Sub Messaging

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2 min read
CompTIA Labs: Bash Hello World, Linux File Management & Rapid Threat Detection
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CompTIA Labs: Bash Hello World, Linux File Management & Rapid Threat Detection

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2 min read
CompTIA Labs: Quick Start Hive, FIGlet Terminal Art, Icdiff Visuals & Screen Management
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CompTIA Labs: Quick Start Hive, FIGlet Terminal Art, Icdiff Visuals & Screen Management

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2 min read
NumPy for Data Science: Advanced Indexing, Amax Function & Array Iteration Explained
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NumPy for Data Science: Advanced Indexing, Amax Function & Array Iteration Explained

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2 min read
Machine Learning Path: String Mapping, K-Elements, & Fibonacci Labs
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Machine Learning Path: String Mapping, K-Elements, & Fibonacci Labs

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2 min read
Hydra Labs: Adjust Attack Speed, Crack Specific Accounts & HTTP Services
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Hydra Labs: Adjust Attack Speed, Crack Specific Accounts & HTTP Services

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3 min read
Supervised Learning: Discriminant Analysis & Pandas Bfill with Scikit-Learn Labs
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Supervised Learning: Discriminant Analysis & Pandas Bfill with Scikit-Learn Labs

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2 min read
Machine Learning Fundamentals: Scikit-Learn, Model Selection, Pandas Bfill & Kernel Ridge Regression
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Machine Learning Fundamentals: Scikit-Learn, Model Selection, Pandas Bfill & Kernel Ridge Regression

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3 min read
Kali Linux Practical Guide: Setting Up Your Environment & Starting PostgreSQL
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Kali Linux Practical Guide: Setting Up Your Environment & Starting PostgreSQL

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3 min read
HTML Lab: Create & Style Div Elements, CSS Box Shadows, and Basic Structure
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HTML Lab: Create & Style Div Elements, CSS Box Shadows, and Basic Structure

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1 min read
Nmap Practical Labs: Network Scanning, Firewall Evasion & Output Analysis
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Nmap Practical Labs: Network Scanning, Firewall Evasion & Output Analysis

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2 min read
Machine Learning: Extracting Car Company Names & Modifying Nested Data Structures
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Machine Learning: Extracting Car Company Names & Modifying Nested Data Structures

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1 min read
Hands-On MySQL Labs: CRUD, Constraints & Student Data Management
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Hands-On MySQL Labs: CRUD, Constraints & Student Data Management

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2 min read
SQLite Practical Guide: Building Tables & Linux Setup
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SQLite Practical Guide: Building Tables & Linux Setup

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2 min read
Kali Linux Labs: Reconnaissance with Nmap & DNS, Vulnerability Scanning with Nikto, and User Account Management
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Kali Linux Labs: Reconnaissance with Nmap & DNS, Vulnerability Scanning with Nikto, and User Account Management

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2 min read
Red Hat Enterprise Linux: Practical Labs for File Permissions, Hard Links & Disk Partitioning
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Red Hat Enterprise Linux: Practical Labs for File Permissions, Hard Links & Disk Partitioning

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3 min read
RHEL Hands-On Labs: NFS, Bash Scripting, Service Management & RHCSA Exam Prep
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RHEL Hands-On Labs: NFS, Bash Scripting, Service Management & RHCSA Exam Prep

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3 min read
5 Hands-On Kubernetes Labs: NGINX, Node Affinity, Persistent Storage & Ingress Networking
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5 Hands-On Kubernetes Labs: NGINX, Node Affinity, Persistent Storage & Ingress Networking

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2 min read
Ansible Path Experiment: Hands-On Labs for Groups Inventory & Apt Module on Ubuntu
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Ansible Path Experiment: Hands-On Labs for Groups Inventory & Apt Module on Ubuntu

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2 min read
Hands-On Ansible: Setup, Conditionals, Loops & Stat Module Labs
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Hands-On Ansible: Setup, Conditionals, Loops & Stat Module Labs

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2 min read
Pandas DataFrame: Practical Guide to Max, Min, Mode, Mean, & Mul Methods
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Pandas DataFrame: Practical Guide to Max, Min, Mode, Mean, & Mul Methods

Comments
3 min read
Scikit-learn Labs: Multi-Output Regression, Validation Curves & Tree Analysis
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Scikit-learn Labs: Multi-Output Regression, Validation Curves & Tree Analysis

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3 min read
C++ Practical Labs: Accessing Static Members, File I/O, Formatting & Overridden Functions
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C++ Practical Labs: Accessing Static Members, File I/O, Formatting & Overridden Functions

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2 min read
React Hooks in Practice: useSSR, useTitle, and useRequestAnimationFrame Explained
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React Hooks in Practice: useSSR, useTitle, and useRequestAnimationFrame Explained

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2 min read
Matplotlib Tutorial: Plotting Non-Uniform Images & Creating Zoomed Insets
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Matplotlib Tutorial: Plotting Non-Uniform Images & Creating Zoomed Insets

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2 min read
Build a Pixel Art Animator & Notes App: Hands-On React Projects for Beginners
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Build a Pixel Art Animator & Notes App: Hands-On React Projects for Beginners

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3 min read
C Programming: Hands-On Projects for Temperature Analysis, Grade Classification, and Student Tracking
Cover image for C Programming: Hands-On Projects for Temperature Analysis, Grade Classification, and Student Tracking

C Programming: Hands-On Projects for Temperature Analysis, Grade Classification, and Student Tracking

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2 min read
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